Tested with ubuntu 22.04 & 24.04 and python 3.13.0

* all py files checked with linter
* version.py 
 -versionString = f"Pymecavideo version {version}"
 +versionString = f"Pyacidobasic version {version}"
* acidebase.py
 QString becomes str  
* UI_main.py
 absolute path for icon 
